Claude Mythos 5 vs Gemini 1.5 Flash

    Comparison

    As of August 20, 2026, Gemini 1.5 Flash is 99% cheaper per million tokens than Claude Mythos 5. Claude Mythos 5 is $10.00 / $50.00 per million input/output tokens versus Gemini 1.5 Flash at $0.15 / $0.60. Sources: https://platform.claude.com/docs/en/about-claude/pricing and https://ai.google.dev/gemini-api/docs/pricing

    Sources: Anthropic Claude API pricing (https://platform.claude.com/docs/en/about-claude/pricing); Gemini API pricing (https://ai.google.dev/gemini-api/docs/pricing)

    Claude Mythos 5

    Anthropic

    $60.00blended / 1M

    Input

    $10.00

    Output

    $50.00

    1M ctx|Proprietary
    99%
    cheaper
    Better value

    Gemini 1.5 Flash

    Google

    $0.75blended / 1M

    Input

    $0.15

    Output

    $0.60

    1M ctx|Proprietary
    Save $59.25 per million tokens by choosing Gemini 1.5 Flash over Claude Mythos 5.

    Claude Mythos 5 vs Gemini 1.5 Flash comparison

    Token pricing, specs, and benchmarks side by side

    Metric
    Claude Mythos 5
    Gemini 1.5 Flash
    Provider
    Provider
    Anthropic
    Google
    License
    Proprietary
    Proprietary
    Release Date
    2026-06-09
    2024-05-01
    Pricing (per 1M tokens)
    Input Price+6567%
    $10.00
    $0.15
    Output Price+8233%
    $50.00
    $0.60
    Blended (1M + 1M)
    $60.00
    $0.75
    Model Details
    Context Window
    1M
    1M
    Max Output Tokens
    128K
    8.2K
    Knowledge Cutoff
    N/A
    2023-11-01
    Throughput
    N/A
    150 tok/s
    Benchmarks
    94.6%
    51%
    94.6%
    85%
    61.7%
    79%
    78.9%
    62.3%
    86.5%
    74.3%
    77.9%
    34.8%
    83.1%
    90.4%
    1932
    86.2%
    47.2%
    65.8%
    82.6%
    67.3%
    71.9%
    79.8%
    67.1%
    Swe Bench Multimodal Internal
    59%
    48.9%
    76.1%
    70.3%
    74.1%
    97%
    Benchmark Wins
    Claude Mythos 5 1|0 Gemini 1.5 Flash

    Verdict

    Claude Mythos 5 vs Gemini 1.5 Flash: the bottom line

    Gemini 1.5 Flash offers significantly lower pricing, while Claude Mythos 5 leads on benchmark performance. Your choice depends on whether cost efficiency or raw capability matters more for your use case.

    Claude Mythos 5 vs Gemini 1.5 Flash FAQ

    Which is cheaper, Claude Mythos 5 or Gemini 1.5 Flash?

    As of August 20, 2026, Gemini 1.5 Flash is 99% cheaper on blended LLM API pricing. Gemini 1.5 Flash costs $0.15 per million input tokens and $0.60 per million output tokens ($0.75 blended 1M-in + 1M-out). Claude Mythos 5 costs $10.00 / $50.00 per million tokens ($60.00 blended). Sources: https://platform.claude.com/docs/en/about-claude/pricing and https://ai.google.dev/gemini-api/docs/pricing. The cheapest LLM for your app still depends on how many output tokens you generate.

    How much does Claude Mythos 5 vs Gemini 1.5 Flash cost per million tokens?

    Claude Mythos 5 Claude API pricing from Anthropic is $10.00 input and $50.00 output per million tokens via Anthropic. Gemini 1.5 Flash Gemini API pricing is $0.15 input and $0.60 output per million tokens via Google. Use those four numbers, not ChatGPT Plus or Claude Pro subscription prices, when you are comparing APIs.

    Which is better for coding, Claude Mythos 5 or Gemini 1.5 Flash?

    Claude Mythos 5 has a published SWE-bench Verified score of 95.5%. Gemini 1.5 Flash does not have that eval on this page yet.

    What is the context window for Claude Mythos 5 vs Gemini 1.5 Flash?

    Claude Mythos 5 supports a 1M token context window, while Gemini 1.5 Flash supports 1M tokens. Gemini 1.5 Flash offers a larger context window. Filling a larger window bills more input tokens, so the cheaper-per-million model can still cost more on long documents.

    Which model performs better on benchmarks, Claude Mythos 5 or Gemini 1.5 Flash?

    Claude Mythos 5 leads on 1 of 1 shared benchmarks versus Gemini 1.5 Flash's 0 wins. Check the comparison table for GPQA Diamond, SWE-bench, MMLU, HLE, and the other evals we track. Token price and benchmark score together are the usual LLM comparison, not either number alone.

    Is Claude Mythos 5 or Gemini 1.5 Flash better for production use?

    Both Claude Mythos 5 and Gemini 1.5 Flash are production API models. For cost-sensitive production traffic, Gemini 1.5 Flash has better economics on the blended 1M-in + 1M-out scale. For maximum capability, weight the benchmark table for your domain. Many production stacks route cheap models for drafts and a frontier model for the hard turn, which is usually cheaper than sending everything to the expensive API.

    Can I switch between Claude Mythos 5 and Gemini 1.5 Flash in my app?

    Yes. Call Claude Mythos 5 through Anthropic and Gemini 1.5 Flash through Google with separate API keys, or through a gateway that already wraps both. Keep prompts in tokens, not characters, when you estimate the invoice. AnotherWrapper templates can swap providers without rewriting auth and billing.

    How accurate is this Claude Mythos 5 vs Gemini 1.5 Flash pricing data?

    List rates are the latest published Claude API pricing from Anthropic and Gemini API pricing, quoted per million tokens. Official rate sheets: https://platform.claude.com/docs/en/about-claude/pricing and https://ai.google.dev/gemini-api/docs/pricing. Prompt caching, batch APIs, and committed-use discounts can change the invoice. Benchmark scores are from official publications and independent evals, updated as new numbers land.

    What is the output token limit for Claude Mythos 5 and Gemini 1.5 Flash?

    Claude Mythos 5 supports up to 128K output tokens per request, while Gemini 1.5 Flash supports up to 8K output tokens. Output tokens are usually the expensive half of API pricing, so a higher max output cap is a capability, not a discount.

    Which model has better throughput, Claude Mythos 5 or Gemini 1.5 Flash?

    Gemini 1.5 Flash has a measured throughput of approximately 150 tokens/second. Throughput data for Claude Mythos 5 is not yet available. Throughput (tokens per second) and time-to-first-token are why two models with the same per-million-token price can still feel different in chat and agents.

    How do I switch the models in this Claude Mythos 5 vs Gemini 1.5 Flash comparison?

    Use the model pickers at the top of this LLM comparison. Search any model in the index and the URL updates. Open Claude Mythos 5 or Gemini 1.5 Flash from the sidebar for the single-model API pricing page, or go back to the LLM pricing table to sort by cheapest blended cost.

    Claude Mythos 5 vs Gemini 1.5 Flash pricing

    This comparison covers API pricing, context window, throughput, and benchmark scores. Claude Mythos 5 costs $10.00/M input and $50.00/M output. Gemini 1.5 Flash costs $0.15/M input and $0.60/M output.

    Rank both on the LLM leaderboard, SWE-bench, and Humanity's Last Exam.

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